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VashaNatasha [74]
3 years ago
15

How many ways can 7 books be arranged on a shelf 5 at a time?

Mathematics
1 answer:
aliya0001 [1]3 years ago
5 0
Symbolically, write this:

   C
7     5.  Know how to evaluate that?


C stands for "combination."
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What is the absolute value of 9.8 and of 10/3?
devlian [24]
9.8 divided by 10\3
multiply both sides by 3 to get rid of the 3
(9.8 x3=29.4)then divide by 10 to get 2.94 
6 0
3 years ago
What is 18×0×12? I think it's 0.​
Alex73 [517]

Answer:

0

Step-by-step explanation:

Anything multiplied by 0 is ALWAYS going to equal 0

3 0
3 years ago
Read 2 more answers
Regan cycles 78 miles in 6 hours.
Brut [27]

Answer:

12 mph

Step-by-step explanation:

First 30 miles while cycling at 15 mph. This means he spent 2 hours here.

Thus the 4 hours on the last 48 miles.

Average speed  =  distance / time

Average speed = 48 miles / 4 hours

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Therefore Regan's average speed is 12 mph for the last 48 miles.

4 0
2 years ago
Given each polygon is regular find the measure of one of the interior angles
solmaris [256]
The answer would be 90 I think
4 0
3 years ago
Find the nth term of 14,23,32,41
german

\\$Let a_n$ be the following sequence: 14, 23, 32, 41, ...\\a_1 = 14 \ \ \ a_2 = 23 \ \ \ a_3 = 32 \ \ \ a_4 = 41\\$Observe that $ a_2 - a_1 = a_3 - a_2 = a_4 - a_3 = 9 =>$ a_n - $Arithmetic progression$=> a_n = 14 + 9(n-1)

8 0
3 years ago
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